Maharashtra State BoardHSC Arts 12th Board Exam
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The Principal Solutions of Sec X = 2 √ 3 Are _____ - Mathematics and Statistics

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MCQ

The principal solutions of sec x = `2/sqrt3` are _____ 

Options

  • `pi/3,(11pi)/6`

  • `pi/6, (11pi)/6`

  • `pi/4,(11pi)/4`

  • `pi/6,(11pi)/4`

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Solution

sec x= `2/sqrt3`

`cos x = sqrt3/2 = cos pi/6 = cos(2pi - pi6)`

`pi/6, (11pi)/6`

Concept: Trigonometric Functions - General Solution of Trigonometric Equation of the Type
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